datatreemodel.java~

《Java网络程序设计.rar》包括三个网络程序的源代码。

package org.impact.stars.control.web.checker;

/**
 * Insert the type's description here.
 * Creation date: (7/26/00 3:05:52 PM)
 * @author: Jian Cai
 */
import javax.swing.event.*;
import javax.swing.tree.*;
import java.util.Vector;

public class DataTreeModel extends DefaultTreeModel {
        private String name;
        private String treeID;
        private String lastID;
/**
 * DataTreeModel constructor comment.
 */
        public DataTreeModel(Datanode root, String atreeID, String aname) 
        {
                super(root, false);
                treeID = atreeID;
                name = aname;
        }
        
	public DataTreeModel(Datanode root) {
                super(root);
	}
        
        public DataTreeModel(Datanode root, boolean alowchildren  ) {
        	super(root, alowchildren);
        }
        
        public String getName()
        {
            return name;
        }
        
        public String getTreeID()
        {
            return treeID;
        }
        
        public void renewTreeBranch(Datanode newBranch)
        {
           String dataID =newBranch.getDataID();
           Datanode oldBranch = ((Datanode)getRoot()).findDatanodeBF(dataID);
           if (oldBranch!=null)
           {               
               oldBranch.removeAllChildren();
               Datanode parent = (Datanode)oldBranch.getParent();
               parent.remove(oldBranch);
               parent.add(newBranch);
           }
            
        }

}